| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| FASTENER LENGTH | 0.562 INCHES NOMINAL |
| HEAD DIAMETER | 0.320 INCHES NOMINAL |
| HEAD STYLE | FLAT COUNTERSUNK |
| INTERNAL DRIVE STYLE | HIGH-TORQUE |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5735,COMP A286 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| PRIMARY WASHER MATERIAL THICKNESS | 0.015 INCHES MINIMUM AND 0.021 INCHES MAXIMUM |
| PRIMARY WASHER OUTSIDE DIAMETER | 0.540 INCHES NOMINAL |
| PRIMARY WASHER STYLE | SPRING TENSION |
| WASHER QUANTITY | 1 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD CLASS | 3A |
| THREAD LENGTH | 0.375 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNJF |